# The Youth's Columbian Calculator: Being an Introductory Course on Arithmetic for Beginners ...

B. Bannan, 1848 - 96 σελίδες

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### Περιεχόμενα

 Arithmetic fage 7 Subtraction 16 Multiplication 22 Addition and Multiplication 30 Long Division 36 Remarks on Currency 42 Multiplication 48
 Application 54 Reduction 60 Compound Subtraction to 68 Compound Division 75 Proportion 82 Miscellaneous Questions 88

### Δημοφιλή αποσπάσματα

Σελίδα 32 - Find how many times the divisor is contained in the first figure, or figures, of the dividend, and, setting it directly under the dividend, carry the remainder, if any, to the next figure as so many tens.
Σελίδα 57 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 56 - WEIGHT is used in weighing gold and silver. 24 grains (gr.) - make - 1 pennyweight - dwt. 20 pennyweights - " - 1 ounce - - oz. 12 ounces " - 1 pound - - Ib. APOTHECARIES' WEIGHT is used for compounding medicines, but not in selling them.
Σελίδα 83 - If the answer is to be greater, place the greater of the two remaining numbers for the second term, and the less number for the first term ; but if...
Σελίδα 57 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Σελίδα 56 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 56 - AVOIRDUPOIS WEIGHT. 16 drams, dr. make 1 ounce, - - - - oz. 16 ounces - - - 1 pound, - - - - Ib. 28 pounds - - - 1 quarter, - - - qr. 4 quarters - - - 1 hundred weight, - cwt. 20 hundred weight, 1 ton, T.
Σελίδα 58 - TABLE. 60 seconds (sec.) make 1 minute, min. 60 minutes " 1 hour, h. 24 hours " 1 day da. 7 days " 1 week, wk. 365 days " 1 common year,. . .yr. 366 days " 1 leap year, yr. 12 calendar months
Σελίδα 82 - In any proportion, the product of the means is equal to the product of the extremes.
Σελίδα 58 - Thirty days hath September, April, June and November ; February twenty-eight alone, all the rest have thirtyone.